HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / CA

MICHAEL D MAGGIONCALDA, DO

FAMILY PRACTICE

Medical school: PHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE

Graduated: 1990

Also: OSTEOPATHIC MANIPULATIVE MEDICINE

NPI: 1043394042

Practice Locations (1)

SONOMA VALLEY COMMUNITY HEALTH CENTER

19270 HWY 12

SONOMA, CA 954765414

7079396070

Source: CMS National Downloadable File, September 2026.